Merge "Revert "Add a permission for CDM apps to start FGS from the background"" into sc-dev am: d3a796c657 am: 0751fcd324

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/14555294

Change-Id: Iebaa3f484a9da1efbba37a731c6aa17680257d86